# Copyright (c) 2007-2016 Hartmut Kaiser
#
# Distributed under the Boost Software License, Version 1.0. (See accompanying
# file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)

include(HPX_AddLibrary)

if(HPX_WITH_COMPRESSION_ZLIB)
  if(MSVC)
    set(BOOST_LIBRARIES ${BOOST_LIBRARIES} iostreams zlib)
    set(ZLIB_FOUND ON CACHE INTERNAL "ZLIB_FOUND")
  else()
    find_package(ZLIB)
    if(NOT ZLIB_FOUND)
      hpx_error("zlib could not be found and HPX_WITH_COMPRESSION_ZLIB=ON, please point cmake to the correct location or set HPX_WITH_COMPRESSION_BZIP2 to OFF")
    endif()
  endif()
endif()

function(add_zlib_module)
  hpx_debug("add_zlib_module" "ZLIB_FOUND: ${ZLIB_FOUND}")
  if(HPX_WITH_COMPRESSION_ZLIB)
    if(NOT MSVC)
      include_directories(${ZLIB_INCLUDE_DIRS})
    endif()

    add_hpx_library(compress_zlib
      PLUGIN
      SOURCES
        "${PROJECT_SOURCE_DIR}/plugins/binary_filter/zlib/zlib_serialization_filter.cpp"
      HEADERS
        "${PROJECT_SOURCE_DIR}/hpx/plugins/binary_filter/zlib_serialization_filter.hpp"
        "${PROJECT_SOURCE_DIR}/hpx/plugins/binary_filter/zlib_serialization_filter_registration.hpp"
      FOLDER "Core/Plugins/Compression"
      DEPENDENCIES ${ZLIB_LIBRARIES})

    add_hpx_pseudo_dependencies(plugins.binary_filter.zlib compress_zlib)
    add_hpx_pseudo_dependencies(core plugins.binary_filter.zlib)
  endif()
endfunction()
